Package org.gnome.gtk

Interface CellArea.ApplyAttributesCallback

All Superinterfaces:

FunctionPointer

Enclosing class:

CellArea

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public static interface CellArea.ApplyAttributesCallback
extends FunctionPointer

Functional interface declaration of the ApplyAttributesCallback callback.

See Also:

• run(org.gnome.gtk.TreeModel, org.gnome.gtk.TreeIter, boolean, boolean)

Method Summary

Modifier and Type	Method	Description
void	run(TreeModel model, TreeIter iter, boolean isExpander, boolean isExpanded)	This signal is emitted whenever applying attributes to area from model
default MemorySegment	toCallback(Arena arena)	Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment, int, int) method.
default void	upcall(MemorySegment sourceCellArea, MemorySegment model, MemorySegment iter, int isExpander, int isExpanded)	The upcall method is called from native code.

Method Details

run

void run(TreeModel model,
 TreeIter iter,
 boolean isExpander,
 boolean isExpanded)

This signal is emitted whenever applying attributes to area from model

upcall

default void upcall(MemorySegment sourceCellArea,
 MemorySegment model,
 MemorySegment iter,
 int isExpander,
 int isExpanded)

The upcall method is called from native code. The parameters are marshaled and run(org.gnome.gtk.TreeModel, org.gnome.gtk.TreeIter, boolean, boolean) is executed.

toCallback

default MemorySegment toCallback(Arena arena)

Creates a native function pointer to the upcall(java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment, java.lang.foreign.MemorySegment, int, int) method.

Specified by:

toCallback in interface FunctionPointer

Parameters:

arena - the function pointer will be allocated in this arena

Returns:

the native function pointer